Developer Documentation
Video.cc
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45 
46 
47 //=============================================================================
48 //
49 // CLASS Core - IMPLEMENTATION
50 //
51 //=============================================================================
52 
53 
54 //== INCLUDES =================================================================
55 
56 // -------------------- mview
57 #include "Core.hh"
58 
59 //== IMPLEMENTATION ==========================================================
60 
61 //-----------------------------------------------------------------------------
62 
63 void Core::startVideoCapture(QString _baseName, int _fps, bool _captureViewers) {
64 
65  connect( &videoTimer_ , SIGNAL(timeout()), this, SLOT( viewUpdated() ) ,Qt::DirectConnection );
66  // set track to true;
67  videoTimer_.setSingleShot(false);
68 
69  // sanitize input
70  if (_fps == 0) {
71  _fps = 25;
72  }
73 
74  // 25 fps
75  videoTimer_.start( 1000 / _fps);
76 
77  lastVideoTime_.start();
78 
79  QString name = _baseName;
80 
81  if (_captureViewers){
83  captureType_ = 1;
84  } else {
86  captureType_ = 0;
87  }
88 
89  capture_ = true;
90 }
91 
93  int elapsed = lastVideoTime_.elapsed();
94 
95  if ( elapsed < videoTimer_.interval() ) {
96 // std::cerr << "Too early to capture" << std::endl;
97  return;
98  }
99 
100  lastVideoTime_.restart();
101 
102  if (captureType_ == 1)
103  viewerSnapshot();
104  else
106 }
107 
108 
110  videoTimer_.stop();
111  capture_ = false;
112 
113  if ( OpenFlipper::Options::gui() ){
114 
115  if (captureType_ == 1){
117  } else {
119  }
120  }
121 }
122 
124 
125  if ( capture_ )
126  captureVideo();
127 
128  // Only call the view updates, if the scenegraph updates are not currently locked!
129  if ( ! OpenFlipper::Options::sceneGraphUpdatesBlocked() )
130  emit pluginViewChanged();
131 }
132 
133 
134 
135 //=============================================================================
QtGLGraphicsView * glView_
graphics view that holds the gl scene
Definition: CoreWidget.hh:713
void startVideoCapture(QString _baseName, int _fps, bool _captureViewers)
Start video capturing.
Definition: Video.cc:63
bool capture_
Slot called everytime the view is updated.
Definition: Core.hh:936
void viewUpdated()
Slot called everytime the view is updated.
Definition: Video.cc:123
int lastWidth_
Slot called everytime the view is updated.
Definition: Core.hh:938
QTimer videoTimer_
Slot called everytime the view is updated.
Definition: Core.hh:931
int lastHeight_
Slot called everytime the view is updated.
Definition: Core.hh:939
QElapsedTimer lastVideoTime_
Slot called everytime the view is updated.
Definition: Core.hh:932
CoreWidget * coreWidget_
The main applications widget ( only created in gui mode )
Definition: Core.hh:1596
void pluginViewChanged()
This signal is emitted if one of the viewers updated its view.
void applicationSnapshotName(QString _name)
Set the baseName for the application snapshot.
Definition: Core.cc:1519
int captureType_
Slot called everytime the view is updated.
Definition: Core.hh:934
void viewerSnapshot()
Take a snapshot from all viewers.
Definition: Core.cc:1525
void captureVideo()
Function called for every frame when capturing video.
Definition: Video.cc:92
void applicationSnapshot()
Take a snapshot from the whole app.
Definition: Core.cc:1513
void stopVideoCapture()
Stop video capturing.
Definition: Video.cc:109